Top file variants for stswel.dll

Users	Filename	Product	Company	Version	Variant
24,2%	%COMMONFILES% \ Microsoft Shared \ Web Server Extensions \ 60 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	11.0.8346.0	21027602
6,85%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.4762.1000	7762467
6,39%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.7106.5002	21672582
6,39%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6690.5000	26350138
5,02%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6665.5000	15087533
4,11%	%COMMONFILES% \ Microsoft Shared \ Web Server Extensions \ 60 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	11.0.8339.0	1610637
4,11%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.7128.5000	26172696
3,2%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.7137.5000	29945550
3,2%	%COMMONFILES% \ Microsoft Shared \ Web Server Extensions \ 60 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	11.0.6411.0	2135613
2,74%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.7015.1000	22734236
2,74%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.6120.5005	11642274
2,28%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.7106.5002	25583993
2,28%	%COMMONFILES% \ Microsoft Shared \ Web Server Extensions \ 60 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	11.0.6568.0	9756139
1,83%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.6029.1000	6302625
1,83%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.7123.5000	25286142
1,37%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.7106.5002	22233852
1,37%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6219.1000	7016723
1,37%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.6137.5002	19036629
1,37%	%COMMONFILES% \ microsoft shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6421.1000	2526771
1,37%	%COMMONFILES% \ Microsoft Shared \ Web Server Extensions \ 60 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	11.0.8165.0	1979836
1,37%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6545.5002	7895077
0,91%	%COMMONFILES% \ microsoft shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6690.5000	29040054
0,91%	%COMMONFILES% \ Microsoft Shared \ Web Server Extensions \ 60 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	11.0.8117.0	2765967
0,91%	%COMMONFILES% \ microsoft shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6665.5000	18314765
0,91%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.7143.5000	31227404
0,91%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 15 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	15.0.4420.1017	19831583
0,91%	%COMMONFILES% \ Microsoft Shared \ Web Server Extensions \ 60 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	11.0.5530.0	3065066
0,46%	%COMMONFILES% \ microsoft shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6676.5000	25798143
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.7149.5000	33252933
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.4762.1000	13466489
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6665.5000	30105579
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.7123.5000	26530513
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.7145.5000	31635041
0,46%	%COMMONFILES% \ microsoft shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6219.1000	4684040
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 15 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	15.0.4631.1001	29556732
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6421.1000	6491347
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 15 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	15.0.4551.1005	25413862
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 15 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	15.0.4605.1004	30429616
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 15 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	15.0.4481.1005	26689280
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 15 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	15.0.4420.1017	19746070
0,46%	%COMMONFILES% \ microsoft shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6039.5000	25605174
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 15 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	15.0.4701.1000	32971392
0,46%	%COMMONFILES% \ microsoft shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.4518.1016	5150044
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 14 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	14.0.6114.5001	6531008
0,46%	%COMMONFILES% \ microsoft shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6665.5000	23009699
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 12 \ BIN \ stswel.dll	Windows SharePoint Services	Microsoft Corporation	12.0.6608.1000	25497244
0,46%	%PROGFILES64% \ Common Files \ Microsoft Shared \ Web Server Extensions \ 15 \ BIN \ stswel.dll	Microsoft SharePoint Foundation	Microsoft Corporation	15.0.4517.1005	28247073

You can also check global information about stswel.dll.