Jeopardy! contestants - Seasons 33, 34, 35, & 36 side-by-side

Below are some statistics about the players who appeared on Jeopardy! in its 2016-17, 2017-18, 2018-19, and 2019-20 seasons. Some notes:

SEASON 36 (2019-20)SEASON 35 (2018-19)SEASON 34 (2017-18)SEASON 33 (2016-17)
Total contestants350320424379428398445400
U.S. contestants338308409364418388437392
U.S. media markets8277938597929186
U.S. states42 + DC39 + DC46 + DC44 + DC45 + DC44 + DC43 + DC
10 largest media markets188174216199206192221201
Media centers (NYC + LA + DC)113107116107125120136126
Smallest market representedGreenwood -
Greenville, MS (194)
Missoula, MT (163)Ottumwa, IA-Kirksville, MO (200)Casper, WY (198)Casper, WY (197)
Largest market not representedHouston (8)San Antonio (31)Charlotte (23)Miami (16)Tampa (13)Kansas City (33)Tampa (11)
Canadian contestants1215108
Canadian media markets4844
Canadian provinces3623
Teen Tournament markets(Not played in Season 36)26(Not played in Season 34)11
Teen Tournament states1912
Smallest market represented in the Teen TournamentJoplin, MO-Pittsburg, KS (153)Huntsville, AL (79)
College Championship markets14(Not played in Season 35)1312
College Championship states121010
Smallest market represented in the College ChampionshipPaducah, KY - Cape Girardeau,
MO - Harrisburg, IL (84)
Baton Rouge, LA (94)Lexington, KY (63)
Teachers Tournament markets12141513
Teachers Tournament states13131310
Smallest market represented in the Teachers TournamentGreenwood - Greenville, MS (194)Cheyenne, WY-Scottsbluff, NE (197)Medford, OR (136)Fort Smith, AR (99)

(Credits: Zap2it & TitanTV for TV schedules for each market; John Coryat (yes, that's actually the last name) for ZIP code maps; ThinkTV for a listing of Canadian market sizes, enabling me to rank them properly with the U.S. markets; and Ads for Carts - Nielsen DMA lookup tool.)