| S1 | S2 | S3 | S4 | |
|---|---|---|---|---|
| E1 | 7.4 | 7.0 | 6.7 | 7.1 |
| E2 | 7.5 | 7.1 | 6.7 | 6.7 |
| E3 | 7.7 | 7.2 | 7.2 | 6.7 |
| E4 | 7.2 | 6.8 | 7.0 | 7.2 |
| E5 | 7.3 | 6.4 | 6.7 | 6.7 |
| E6 | 7.3 | 6.8 | 6.6 | 5.6 |
| E7 | 7.5 | 6.7 | 6.7 | 6.1 |
| E8 | 7.5 | 7.5 | 6.8 | 6.2 |
| E9 | 7.7 | 6.9 | 6.2 | 6.5 |
| E10 | 7.5 | 7.0 | 6.7 | 5.7 |
| E11 | 7.1 | 6.7 | 6.7 | 6.4 |
| E12 | 7.3 | 7.2 | 6.7 | 5.9 |
| E13 | 7.2 | 6.9 | 6.7 | 6.1 |
| E14 | 7.1 | 7.2 | 6.9 | 6.0 |
| E15 | 7.5 | 7.1 | 6.8 | 6.7 |
| E16 | 7.0 | 7.3 | 6.6 | 6.3 |
| E17 | 7.2 | 7.3 | 6.7 | 6.5 |
| E18 | 6.9 | 7.3 | 6.5 | 5.9 |
| E19 | 7.3 | 6.2 | 7.0 | 6.4 |
| E20 | 7.7 | 7.2 | 6.7 | 6.7 |
| E21 | 7.3 | 7.5 | 6.6 | 6.3 |
| E22 | 7.2 | 6.8 | 7.6 | 5.9 |
| E23 | 7.1 | 7.0 | 6.2 | |
| E24 | 6.6 | |||
| E25 | 6.4 | |||
| E26 | 6.7 | |||
| E27 | 6.0 | |||
| AVG. | 7.3 | 7.0 | 6.7 | 6.3 |
Rating Distribution
1
2
3
4
5
6
7
8
9
10
Top Episodes
1
Welcome Back (Pilot)
S1E3
2
Mr. Kotter, Teacher
S1E9
3
The Telethon
S1E20
Bottom Episodes
93
Beau's Jest
S4E6
94
Washington's Clone
S4E10
95
I'm Okay, But You're Not
S4E22
Runtime
Episode: 30m
Total: 1d 23h
Per season
S1 (22 eps) — 11h
S2 (23 eps) — 11h 30m
S3 (27 eps) — 13h 30m
S4 (23 eps) — 11h 30m
Runtime
Episode: 30m
Total: 1d 23h
Per season
S1 (22 eps) — 11h
S2 (23 eps) — 11h 30m
S3 (27 eps) — 13h 30m
S4 (23 eps) — 11h 30m
| S1 | S2 | S3 | S4 | |
|---|---|---|---|---|
| E1 | 7.4 | 7.0 | 6.7 | 7.1 |
| E2 | 7.5 | 7.1 | 6.7 | 6.7 |
| E3 | 7.7 | 7.2 | 7.2 | 6.7 |
| E4 | 7.2 | 6.8 | 7.0 | 7.2 |
| E5 | 7.3 | 6.4 | 6.7 | 6.7 |
| E6 | 7.3 | 6.8 | 6.6 | 5.6 |
| E7 | 7.5 | 6.7 | 6.7 | 6.1 |
| E8 | 7.5 | 7.5 | 6.8 | 6.2 |
| E9 | 7.7 | 6.9 | 6.2 | 6.5 |
| E10 | 7.5 | 7.0 | 6.7 | 5.7 |
| E11 | 7.1 | 6.7 | 6.7 | 6.4 |
| E12 | 7.3 | 7.2 | 6.7 | 5.9 |
| E13 | 7.2 | 6.9 | 6.7 | 6.1 |
| E14 | 7.1 | 7.2 | 6.9 | 6.0 |
| E15 | 7.5 | 7.1 | 6.8 | 6.7 |
| E16 | 7.0 | 7.3 | 6.6 | 6.3 |
| E17 | 7.2 | 7.3 | 6.7 | 6.5 |
| E18 | 6.9 | 7.3 | 6.5 | 5.9 |
| E19 | 7.3 | 6.2 | 7.0 | 6.4 |
| E20 | 7.7 | 7.2 | 6.7 | 6.7 |
| E21 | 7.3 | 7.5 | 6.6 | 6.3 |
| E22 | 7.2 | 6.8 | 7.6 | 5.9 |
| E23 | 7.1 | 7.0 | 6.2 | |
| E24 | 6.6 | |||
| E25 | 6.4 | |||
| E26 | 6.7 | |||
| E27 | 6.0 | |||
| AVG. | 7.3 | 7.0 | 6.7 | 6.3 |
Rating Distribution
1
2
3
4
5
6
7
8
9
10
Top Episodes
1
Welcome Back (Pilot)
S1E3
2
Mr. Kotter, Teacher
S1E9
3
The Telethon
S1E20
Bottom Episodes
93
Beau's Jest
S4E6
94
Washington's Clone
S4E10
95
I'm Okay, But You're Not
S4E22