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Though it is quite difficult to calculate the overall damage caused by ransomware in 2016 , some researchers state that cybercriminals received over $ 1 billion in ransom payments last year .
 ransom: ransom payments
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 ransom: ransom payments