597
The malware continued to cause problems and , in mid-2016 , its attacks were estimated to have resulted in tens of millions of dollars in ransoms paid .
 malware: tool; mid-2016: 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:
 malware: tool; mid-2016: time