Still searching for their first win of the year, the Falcons stayed at home for an interconference duel with the Houston Texans, featuring a former teammate in QB Matt Schaub. In the first quarter, Atlanta delivered the first punch with kicker Morten Andersen getting a 28-yard field goal. However, the Texans took the lead with Schaub completing a 35-yard TD pass to WR Andr&#233; Davis. The Falcons regained the lead with QB Joey Harrington completing a 5-yard TD pass to WR Michael Jenkins. In the second quarter, Harrington and Jenkins hooked up with each other again on a 7-yard TD pass. Also, Andersen contributed to Atlanta's cause by kicking a 22-yard field goal. Houston ended the half with kicker Kris Brown getting a 42-yard field goal. In the third quarter, the Texans drew close with Brown kicking a 37-yard field goal. The Falcons responded with Andersen getting a 36-yard field goal. In the fourth quarter, Houston tried to retaliate with Brown kicking a 19-yard field goal. Again, Atlanta answered with Andersen nailing a 46-yard field goal. Afterwards, the Falcons held on to give head coach Bobby Petrino his first NFL victory. With the win, the Falcons snapped a six-game losing skid and improved to 1-3.

Based on the above article, answer a question. How many more field goals were kicked in the second half of the game than were in the first half?
1