| 100% | SECRETBALLOT | 12 | Australia was the first country to implement it |
| 66% | SAMESEXMARRIAGE | 15 | The Netherlands was the first country to legalize it |
| 55% | STATEDEPARTMENT | 15 | Thomas Jefferson was the first to lead it |
| 53% | BLAZEATRAIL | 11 | Be the first to accomplish something (and do it spectacularly!) |
| 53% | MBA | 3 | Harvard was the first to offer it (1908) |
| 52% | TELEPHONE | 9 | Alexander Graham Bell was the first to patent it |
| 51% | CLARINET | 8 | Mozart was the first major composer to write specifically for it |
| 51% | SNL | 3 | Buck Henry was the first to host it five times, briefly |
| 51% | IMAC | 4 | Apple device that was the first to employ its "i" prefix |
| 51% | MILE | 4 | Roger Bannister was the first to run it in under four minutes |
| 51% | PORT | 4 | Wine whose name is the first half of its country of origin |
| 49% | ERIECANAL | 9 | The Seneca Chief was the first vessel to travel its entire length |
| 49% | INC | 3 | Business magazine that, in 1981, was the first to feature Steve Jobs on its cover |
| 48% | PATSY | 5 | Cline who was the first solo female artist elected to the Country Music Hall of Fame |
| 48% | PGA | 3 | Babe Zaharias was the first woman to compete on its tour, in brief |
| 48% | NORTHWESTPASSAGE | 16 | The SS Manhattan was the first commercial ship to cross it |
| 47% | ERIECANAL | 9 | The Seneca Chief was the first to travel its full length |
| 47% | DENMARK | 7 | Copenhagen's country which was the first country to legally recognize registered same-sex couples in 1989 |
| 46% | ERNANI | 6 | Verdi work that was the first opera to be recorded in its entirety |
| 46% | WHO | 3 | It becomes another question when its first letter is moved to the end |
| 46% | SWEDEN | 6 | Country that was defeated in its bid to host the 2026 Winter Olympics |
| 46% | ONEPIN | 6 | It's often the first to be knocked over |
| 46% | CROATIA | 7 | Country which is home to Zagreb and where the Dalmatian dogs were first bred |
| 46% | THAILAND | 8 | Country which is home to Bangkok and where the Siamese cats were first bred |
| 46% | COIN | 4 | Be the first to use |
| 46% | COIN | 4 | Be the first to say |
| 46% | WIN | 3 | Be the first to finish |
| 46% | DISCOVER | 8 | Be the first to find |
| 46% | YAHOO | 5 | Its first name was Jerry and David’s Guide to the World Wide Web |
| 46% | PATSYCLINE | 10 | American singer (birthday today) who was the first female solo artist inducted to the Country Music Hall of Fame: 2 wds. |