diff --git a/raw-data/crfs/07-01.csv b/raw-data/crfs/07-01.csv
new file mode 100644
index 0000000..0df8c93
--- /dev/null
+++ b/raw-data/crfs/07-01.csv
@@ -0,0 +1,20 @@
+center.id,or.id,agc.id,agc.number,bottle.number,start,end,balanced.anaesthesia,flow,airway,laparoscopic,comments
+7,1,CN0100000738,1,0,2024-07-25 07:53:00,2024-07-25 10:02:00,1,0.3,T,1,
+7,1,CN0100000738,1,0,2024-07-25 10:36:00,2024-07-25 14:16:00,1,0.8,T,1,
+7,1,CN0100000738,1,0,2024-07-25 18:00:00,2024-07-25 19:30:00,1,,T,1,
+7,1,CN0100000738,1,0,2024-07-25 20:15:00,2024-07-25 22:00:00,1,0.8,T,1,
+7,1,CN0100000738,1,0,2024-07-26 07:52:00,2024-07-26 09:37:00,1,0.1,T,0,
+7,1,CN0100000738,1,0,2024-07-26 10:04:00,2024-07-26 12:24:00,1,0.1,T,1,Wasserfalle 2x geleert
+7,1,CN0100000738,1,0,2024-07-26 12:49:00,2024-07-26 14:24:00,1,0.06,T,1,Seit 14:00 Uhr TCI
+7,1,CN0100000738,1,1,2024-07-26 17:20:00,2024-07-26 18:02:00,1,0.8,T,1,
+7,1,CN0100000738,1,1,2024-07-26 19:20:00,2024-07-26 21:20:00,1,0.8,T,0,
+7,1,CN0100000738,1,1,2024-07-27 14:00:00,2024-07-27 15:00:00,1,0.8,L,0,
+7,1,CN0100000738,1,1,2024-07-27 18:14:00,2024-07-27 19:20:00,1,0.8,L,0,Um 18:30 Uhr auf Filter Nr.2 gewechselt
+7,1,CN0100000757,2,1,2024-07-28 12:30:00,2024-07-28 14:04:00,1,9.5,T,1,
+7,1,CN0100000757,2,1,2024-07-28 14:29:00,2024-07-28 15:50:00,1,0.8,T,1,
+7,1,CN0100000757,2,1,2024-07-28 16:15:00,2024-07-28 18:00:00,1,0.8,T,1,
+7,1,CN0100000757,2,1,2024-07-28 18:20:00,2024-07-28 19:00:00,1,0.8,L,1,
+7,1,CN0100000757,2,1,2024-07-29 00:21:00,2024-07-29 01:15:00,1,0.8,T,1,
+7,1,CN0100000738,1,1,2024-07-29 07:57:00,2024-07-29 10:10:00,1,0.8,T,0,
+7,1,CN0100000738,1,1,2024-07-29 10:38:00,2024-07-29 12:27:00,1,0.8,T,0,
+7,1,CN0100000738,1,1,2024-07-29 12:53:00,2024-07-29 15:24:00,1,0.8,T,1,