Table:
text: 2009 Chinese Grand Prix
Classification
Race
Pos No_ Driver Constructor_ Laps Time_Retired Grid Points_
1 15 Sebastian Vettel Red Bull-Renault 56 1:57:43.485 1 10
2 14 Mark Webber Red Bull-Renault 56 +10.970 3 8
3 22 Jenson Button Brawn-Mercedes 56 +44.975 5 6
4 23 Rubens Barrichello Brawn-Mercedes 56 +1:03.704 4 5
5 2‡ Heikki Kovalainen McLaren-Mercedes 56 +1:05.102 12 4
6 1‡ Lewis Hamilton McLaren-Mercedes 56 +1:11.866 9 3
7 10 Timo Glock Toyota 56 +1:14.476 19 2
8 12 Sébastien Buemi Toro Rosso-Ferrari 56 +1:16.439 10 1
9 7 Fernando Alonso Renault 56 +1:24.309 2 
10 4 Kimi Räikkönen Ferrari 56 +1:31.750 8 
11 11 Sébastien Bourdais Toro Rosso-Ferrari 56 +1:34.156 15 

text: 2009 Chinese Grand Prix
Classification
Race
Pos No_ Driver Constructor_ Laps Time_Retired Grid Points_
12 6‡ Nick Heidfeld BMW Sauber 56 +1:35.834 11 
13 5 Robert Kubica BMW Sauber 56 +1:46.853 17 
14 21 Giancarlo Fisichella Force India-Mercedes 55 +1 Lap 20 
15 16 Nico Rosberg Williams-Toyota 55 +1 Lap 7 
16 8 Nelson Piquet, Jr. Renault 54 +2 Laps 16 
17 20 Adrian Sutil Force India-Mercedes 50 Accident 18 
Ret 17 Kazuki Nakajima Williams-Toyota 43 Transmission 14 
Ret 3 Felipe Massa Ferrari 20 Electrical 13 
Ret 9 Jarno Trulli Toyota 18 Collision damage 6

Question: How many laps does the 2009 Chinese Grand Prix race take in total?

Question: How many drivers did not complete 56 laps at the 2009 Chinese Grand Prix?

Question: From the 2009 Chinese Grand Prix list, what is the total number of drivers on the list?