{"key"=23.0;"subkey"="3";"value"="aaa"};
{"key"=37.0;"subkey"="5";"value"="ddd"};
{"key"=75.1;"subkey"="1";"value"="abc"};
{"key"=150.0;"subkey"="1";"value"="aaa"};
{"key"=150.0;"subkey"="3";"value"="iii"};
{"key"=150.0;"subkey"="8";"value"="zzz"};
{"key"=150.0;"subkey"="7";"value"="qqq"};
{"key"=527.2;"subkey"="4";"value"="bbb"};
{"key"=%inf;"subkey"="6";"value"="ccc"};
{"key"=%+inf;"subkey"="11";"value"="qqq"};
{"key"=%nan;"subkey"="2";"value"="kkk"};
{"key"=%-inf;"subkey"="9";"value"="uuu"};