2020 US Senate Election- How many US Senate seats will the Democrats win in 2020?

12 Democratic held US Senate seats are up for re-election in 2020.
Democrats will win:
1)MA(Markey-D/Kennedy-D)36
2)RI(Reed-D)37
3)NJ(Booker-D)38
4)DE(Coons-D)39
5)IL(Durbin-D)40
6)OR(Merkley-D)41
7)VA(Warner-D)42
8)NM(OPEN-Udall-D/Lujan-D)43
9)MN(Smith-D)44
10)NH(Shaheen-D)45
11)MI(Peters-D)46
Republican held US Senate seats up for re-election in 2020 that Democrats will win.
12)CO(Gardner-R/Hickenlooper-D)47
13)AZ special(McSally-R/Kelly-D)48
14)NC(Tillis-R/Cunningham-D)49
15)ME(Collins-R/Gideon-D)50
16)GA regular(Perdue-R/Tomlinson-D) or GA special(Loeffler-R/Lieberman-D)