Lee Everett: 107 days

Clementine: 107+ days

Kenny: 107 days

Katjaa: 103 days

Duck: 103 days

Lilly: 102/103+ days

Larry: 95 days

Glenn: 3+ days

Doug: 3 days

(Saved): 102 days

Carley: 3 days

(Saved): 102 days

Ben: 105 days

(Saved): 107 days

St. Johns: 95 days

Chuck: 104 days

Omid & Christa: 107+ days

Molly: 105 days (If shot/left)

(Saved): 106+

This is all a guess, but adding up the weeks and months, it seems about right.