User-agent: *
Crawl-delay: 120

User-agent: Googlebot
Crawl-delay: 0

User-agent: Bingbot
Crawl-delay: 0

User-agent: Yahoo! Slurp
Crawl-delay: 0

User-agent: DuckDuckBot
Crawl-delay: 0

User-agent: Baidu
Crawl-delay: 0

User-agent: Yandex
Crawl-delay: 0