LOS ANGELES—The average price of a gallon of self-serve regular gasoline in Los Angeles County recorded its smallest increase in the last two weeks on March 13, rising 1 cent to a record $5.824. Following 13.3-cent increases Wednesday and Thursday, the average price rose 1.8 cents Friday and 1.2 cents Saturday, according to figures from the AAA and Oil Price Information Service. It has risen 19 consecutive days, increasing $1.037, setting 19 consecutive record highs. The average price is 46.9 cents more than one week ago, $1.062 higher than one month ago and $1.944 greater than one year ago. The Orange County average price also recorded its smallest increase since Feb. 28, rising nine-tenths of a cent to a record $5.798. It has risen 22 consecutive days, increasing $1.038, including 1.5 cents Saturday, 1.7 cents Friday and 11.3 cents Thursday, setting 22 consecutive records. The Orange County average price is …