1786441135O:29:"Illuminate\Support\Collection":2:{s:8:"*items";a:1:{i:0;a:3:{s:5:"group";s:8:"prod_enr";s:5:"label";s:24:"Production énergétique";s:5:"items";O:29:"Illuminate\Support\Collection":2:{s:8:"*items";a:2:{i:0;a:4:{s:8:"col_name";s:8:"prod_gwh";s:5:"label";s:19:"Production annuelle";s:4:"unit";s:3:"GWh";s:10:"header_csv";s:28:"Production annuelle [GWh/an]";}i:1;a:4:{s:8:"col_name";s:9:"prod_ktep";s:5:"label";s:19:"Production annuelle";s:4:"unit";s:4:"ktep";s:10:"header_csv";s:29:"Production annuelle [ktep/an]";}}s:28:"*escapeWhenCastingToString";b:0;}}}s:28:"*escapeWhenCastingToString";b:0;}