| 
                                 5.0073 
             | 
    ↘ | 
                                 5 
             | 
    UTF8::to_utf8_convert() improved | 
| 
                                 30.3008 
             | 
    ↗ | 
                                 30.5202 
             | 
    UTF8::is_utf8() got worse | 
| 
                                 18.7184 
             | 
    ↘ | 
                                 17.975 
             | 
    UTF8::str_detect_encoding() improved | 
| 
                                 21.0896 
             | 
    ↘ | 
                                 20.089 
             | 
    UTF8::encode() improved |