Given that we had the same 4 races to start 2012 and 2013, I thought it would be interesting to compare the championships in a snapshot compared to at the same point last year after the first four flyaway races.
2012
Sebastian Vettel - 53
Lewis Hamilton - 49
Mark Webber - 48
Jenson Button - 43
Fernando Alonso - 43
Nico Rosberg - 35
Kimi Raikkonen - 34
Romain Grosjean - 23
Sergio Perez - 22
Paul di Resta - 15
Bruno Senna - 14
Kamui Kobayashi - 9
Jean-Eric Vergne - 4
Pastor Maldonado - 4
Daniel Ricciardo - 2
Nico Hulkenberg - 2
Felipe Massa - 2
Michael Schumacher - 2
2013
Sebastian Vettel - 77
Kimi Raikkonen - 67
Lewis Hamilton - 50
Fernando Alonso - 47
Mark Webber - 32
Felipe Massa - 30
Romain Grosjean - 26
Paul di Resta 20
Nico Rosberg - 14
Jenson Button - 13
Sergio Perez - 10
Adrian Sutil - 6
Daniel Ricciardo - 6
Nico Hulkenberg - 5
Jean-Eric Vergne - 1
Note that Bruno Senna, Michael Schumacher, Kamui Kobayashi and Adrian Sutil aren't added, because they either only raced in 2012 or 2013.
Gainers
Kimi Raikkonen - 33
Felipe Massa - 28
Sebastian Vettel - 24
Paul di Resta - 5
Fernando Alonso - 4
Daniel Ricciardo - 4
Romain Grosjean - 3
Nico Hulkenberg - 3
Lewis Hamilton - 1
Losers
Jean-Eric Vergne - 3
Pastor Maldonado - 4
Sergio Perez - 12
Mark Webber - 16
Nico Rosberg - 21
Jenson Button - 30
Just out of interest, here's isolating the team movers:
The team changers
Lewis Hamilton - 1
Nico Hulkenberg - 3
Sergio Perez - -12