data_sigma_usage
loop_
_decodable_string_value
_decodable_string_comment
\s                    'Greek small letter sigma expressed using a CIF special code'
&#x03C2;              'Greek small letter final sigma expressed using a HTML entity'
&#x03C3;              'Greek small letter sigma expressed using a HTML entity'
prefix\s              'Greek small letter sigma after regular characters'
\spostfix             'Greek small letter sigma before regular characters'
prefix\spostfix       'Greek small letter sigma in between regular characters'
prefix&#x03C2;        'Greek small letter final sigma after regular characters'
&#x03C2;postfix       'Greek small letter final sigma before regular characters'
prefix&#x03C2;postfix 'Greek small letter final sigma in between regular characters'
prefix&#x03C3;        'Greek small letter sigma after regular characters'
&#x03C3;postfix       'Greek small letter sigma before regular characters'
prefix&#x03C3;postfix 'Greek small letter sigma in between regular characters'
'&#x03C2; &#x03C3; \s &#x03C3;x&#x03C2;yy\szzz'
;
 Several instances of the Greek small letter sigma and Greek small letter
 final sigma in a single string.
;
