SELECT SLEEP(0.31);
SELECT SLEEP(0.32);
SELECT SLEEP(0.33);
SELECT SLEEP(0.34);
SELECT SLEEP(0.35);
SELECT SLEEP(0.36);
SELECT SLEEP(0.37);
SELECT SLEEP(0.38);
SELECT SLEEP(0.39);
SELECT SLEEP(0.40);
SELECT SLEEP(1.1);
SELECT SLEEP(1.2);
SELECT SLEEP(1.3);
SELECT SLEEP(1.5);
SELECT SLEEP(1.4);
SELECT SLEEP(0.5);
SELECT SLEEP(2.1);
SELECT SLEEP(2.3);
SELECT SLEEP(2.5);