Table:
text: 1970 Targa Florio
Official results
Did Not Finish
Class_ No_ Team Drivers Chassis Engine Laps_
GT , 1.6 276 Scuderia Pegaso Antonio Catalano ,  Marco de Bartoli Lancia Fulvia HF Lancia 1.6L V4 2
GT , 2.0 124 Giampaolo Baruffi Giancarlo Sala ,  Giampaolo Baruffi Porsche 911 Porsche 2.0L Flat-6 1
GT , 1.6 196 Giovanni Rizzo Giovanni Rizzo ,  Stefano Alongi Alfa Romeo GTA Alfa Romeo 1.6L I4 1
S , 1.3 232 Aldo Bersano Aldo Bersano ,  William Scheeren Abarth 1300S Abarth 1.3L I4 1
GT , 1.3 272 Jolly Club Antonio Trenti ,  Alberto Fasce Lancia Fulvia HF Lancia 1.6L V4 1
P , 3.0 20 Porsche System Vic Elford ,  Hans Herrmann Porsche 908/03 Porsche 3.0L Flat-8 0

text: 1970 Targa Florio
Official results
Did Not Finish
Class_ No_ Team Drivers Chassis Engine Laps_
GT , 1.6 198 Salvatore Gagliano Salvatore Gagliano ,  Alfonso di Garbo Alfa Romeo GTA Alfa Romeo 1.6L I4 3
GT , 1.6 204 Gianluigi Verna Francesco Cosentino ,  Gianluigi Verna Alfa Romeo GTA Alfa Romeo 1.6L I4 3
P , 1.0 254 Romano Martini Francesco Patané ,  Oras Fiat-Abarth 1000SP Abarth 1.0L I4 3
GT , 1.6 264 Romano Martini Romano Martini ,  Alessandro Federico ATS 1000 SP Ford 1.0L I4 3
P , 3.0 38 Abarth-Osella Arturo Merzario ,  Johannes Ortner Abarth 3000SP Abarth 3.0L V8 2
P , 1.0 256 Scuderia Brescia Corse Luigi Moreschi ,  Patrizia AMS SP Ford 1.0L I4 2
P , 1.0 266 Gero Gero ,  Roger De Sanctis Ford 1.0L I4 2

Question: How many teams from the 1970 Targa Florio failed to finish the race after 2 laps?