I have this table. My task is this : Count the students having the same first name.
I want it to show me just the firstname and then how many times firstname is found:
like this: bob | 2
id firstN lastN group grade tax gender year university
9 Alyson Hanniga 112 1 0 female 1 UTC
5 Barney Stinson 111 4 0 male 1 UBB
8 Bob Saget 111 6 900 male 3 UBB
14 Bob Bob 112 10 250 male 1 UBB
11 Cobie Smulder 111 9 200 female 1 Dragos Voda
7 David Henrie 112 9 0 male 1 Dragos Voda
12 Jason Segel 112 10 150 male 1 UTC
13 Josh Radnor 112 7 0 male 2 Dragos Voda
4 Lily Aldrin 112 5 400 female 1 UBB
6 Lyndsy Fonseca 113 10 0 female 3 UTC
2 Marshal Eriksen 112 10 100 male 2 UTC
10 Neil Patrick 112 7 0 male 3 Dragos Voda
1 Robin Scherba 111 10 0 female 1 UBB
3 Ted Mosby 112 8 0 male 2 UBB