Historical clue formulations

• "Count me in" — 2020-10-14
• "Sign me up!" — 2020-01-21
• "Let's do it!" — 2019-10-11
• "Count me in!" — 2018-10-04
• "Yeah, let's do it!" — 2017-02-26
• "Let's do it!" — 2016-10-07
• "Count me in" — 2014-08-29
• "Sure, let's try" — 2013-10-25
• "Let's do it!" — 2013-02-09
• "Sounds good to me!" — 2006-06-12
• "Count me in!" — 2001-08-10
• "Sure, count me in" — 1999-03-07