date posting-rate spam-rate
20020413 1 0
20020430 2 0
20020502 1 0
20020503 1 0
20020506 1 0
20020507 1 0
20020510 1 0
20020511 1 0
20020512 1 0
20020515 1 0
20020523 1 0
20020528 2 0
20020603 2 0
20020708 1 0
20020709 1 0
20020711 1 0