<% 1.upto(7) do |i| %> impression<%= i %>: impressionable_type: Article impressionable_id: 1 request_hash: a<%=i%> ip_address: 127.0.0.<%=i%> created_at: 2011-01-01 <% end %> impression8: impressionable_type: Article impressionable_id: 1 request_hash: a1 ip_address: 127.0.0.1 created_at: 2010-01-01 impression9: impressionable_type: Article impressionable_id: 1 request_hash: a1 ip_address: 127.0.0.1 created_at: 2011-01-03 impression10: impressionable_type: Article impressionable_id: 1 request_hash: a9 ip_address: 127.0.0.8 created_at: 2010-01-01 impression11: impressionable_type: Article impressionable_id: 1 request_hash: a10 ip_address: 127.0.0.1 created_at: 2010-01-01