554
" Kaspersky Lab has noted about 500 new attempted WannaCry attacks across its customer base – by comparison , on 12 May ( Friday ) there were six times as many attempts during the first hour alone .
 12 May: time; Friday: time
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: ransom 
  Option: victim, attacker, payment method, attack pattern, damage amount, tool, time, price, place 
Text: {0} 
Answer:
 12 May: time; Friday: time