diff --git a/htdocs/install/mysql/data/llx_c_availability.sql b/htdocs/install/mysql/data/llx_c_availability.sql
index 9b5d1ca5e32..b98db76b48e 100644
--- a/htdocs/install/mysql/data/llx_c_availability.sql
+++ b/htdocs/install/mysql/data/llx_c_availability.sql
@@ -1,6 +1,8 @@
 -- Copyright (C) 2011 Philippe GRAND      <philippe.grand@atoo-net.com>
 -- Copyright (C) 2020 Alexandre SPANGARO  <aspangaro@open-dsi.fr>
+-- Copyright (C) 2022 Udo Tamm, dolibit   <dev@dolibit.de>
 --
+
 -- This program is free software; you can redistribute it and/or modify
 -- it under the terms of the GNU General Public License as published by
 -- the Free Software Foundation; either version 3 of the License, or
@@ -16,7 +18,12 @@
 --
 --
 
+-- WARNING 
+-- Do not place a comment at the end of the line, this file is parsed during
+-- installation and all '--' symbols are removed.
 --
+
+-- ATTENTION
 -- Ne pas placer de commentaire en fin de ligne, ce fichier est parsé lors
 -- de l'install et tous les sigles '--' sont supprimés.
 --
@@ -25,9 +32,15 @@
 -- Availability type
 --
 
-INSERT INTO llx_c_availability (code,label,type_duration,qty,active,position) VALUES ('AV_NOW', 'Immediate', null, 0, 1, 10);
-INSERT INTO llx_c_availability (code,label,type_duration,qty,active,position) VALUES ('AV_1W',  '1 week', 'w', 1, 1, 20);
-INSERT INTO llx_c_availability (code,label,type_duration,qty,active,position) VALUES ('AV_2W',  '2 weeks', 'w', 2, 1, 30);
-INSERT INTO llx_c_availability (code,label,type_duration,qty,active,position) VALUES ('AV_3W',  '3 weeks', 'w', 3, 1, 40);
-INSERT INTO llx_c_availability (code,label,type_duration,qty,active,position) VALUES ('AV_4W',  '4 weeks', 'w', 4, 1, 50);
-
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_NOW', 'Immediate', null, 0, 1,  10);
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_1W',   '1 week',   'w',  1, 1,  20);
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_2W',   '2 weeks',  'w',  2, 1,  30);
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_3W',   '3 weeks',  'w',  3, 1,  40);
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_4W',   '4 weeks',  'w',  4, 1,  50);
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_5W',   '5 weeks',  'w',  5, 1,  60);
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_6W',   '6 weeks',  'w',  6, 1,  70);
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_8W',   '8 weeks',  'w',  8, 1,  80);
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_10W', '10 weeks',  'w', 10, 1,  90);
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_12W', '12 weeks',  'w', 12, 1, 100);
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_14W', '14 weeks',  'w', 14, 1, 110);
+INSERT INTO llx_c_availability (code, label, type_duration, qty, active, position) VALUES ('AV_16W', '16 weeks',  'w', 16, 1, 120);