Industries

Campaign contributions grouped into broad sectors using employer and occupation fields reported in FEC filings. Records that cannot be classified confidently are excluded; these categories are Poliscope classifications, not FEC or OpenSecrets codes.

Industry	Total	Contributions	Donor-recipient pairs	Recipients
Finance & Investment	$2.57B	3,850,353	775,517	19,340
Health Care & Pharmaceuticals	$2.23B	7,421,605	1,486,250	20,601
Legal Services	$2.15B	5,129,897	1,478,346	21,719
Real Estate	$804.9M	1,741,083	488,291	15,953
Education	$745.6M	4,833,213	835,306	17,428
Construction	$398.6M	1,987,286	293,638	13,745
Agriculture	$363.0M	1,029,550	239,184	11,364
Technology & Internet	$358.6M	1,987,484	320,133	12,871
Transportation	$326.1M	1,522,282	156,272	10,342
Insurance	$301.1M	1,202,531	187,758	11,334
Communications & Media	$242.4M	748,294	154,584	10,607
Nonprofits & Advocacy	$242.0M	295,785	77,375	8,485
Manufacturing	$202.2M	721,144	105,197	9,247
Hospitality & Entertainment	$193.5M	387,359	92,250	8,824
Business & Professional Services	$173.1M	848,667	157,513	11,565
Energy & Natural Resources	$171.3M	625,187	86,470	7,796
Defense & Aerospace	$143.3M	1,379,155	85,588	6,989
Retail & Consumer Goods	$95.0M	313,726	51,893	6,708
Government & Public Administration	$56.0M	612,198	57,274	5,909
Labor Unions	$36.1M	357,547	36,546	4,714

Sources: FEC bulk data