diff --git a/performance_tests.sh b/performance_tests.sh
index 4a4db45..137fe8c 100755
--- a/performance_tests.sh
+++ b/performance_tests.sh
@@ -34,18 +34,29 @@ get_storage_used(){
     mem=$(du $1 | tail -n1 | tr -cd [:digit:])
 }
 
+get_bandwidth(){
+    if [ "$2"="cloning"]; then
+        bw=$(grep -e "Receiving objects:" $1 | grep -o "Receiving objects: [[:alnum:]%/(),. ]*" | tail -n1)
+        echo "1 : $bw"
+        bw=${bw#*,}
+        echo "2 : $bw"
+    elif [ "$2"="fetching" ]; then
+        bw=$(grep -e  "\->" merging_text| grep -o "[[:digit:].]* -> [[:digit:].]* [[:alpha:]]*")
+        echo "bw vaut $bw"
+    fi
+}
 
-#TESTS ON THE INITIAL CLONING
+#TESTS ON THE INITIAL POPULATING OF THE REPO
 test0(){
     section TEST0
     echo "TEST 0 : case of classic cloning."
     git clone --progress --no-local $1 2> cloning_text
     get_storage_used "./$REPO_NAME" 
-    bw0=$(grep -e "Receiving objects:" cloning_text| grep -o "[[:digit:].]* MiB " | tail -n1)
+    get_bandwidth cloning_text
     echo "memory usage in a classic cloning : $mem"
-    echo "bandwidth usage : $bw0"    
+    echo "bandwidth usage : $bw"    
     run rm cloning_text
-    run rm -rf $REPO_NAME
+    run rm -rf $REPO_NAME 
 }
 
 test1(){
@@ -53,9 +64,9 @@ test1(){
     echo "TEST 1 : case of --single-branch cloning."
     git clone --progress --single-branch --no-local $1 2> cloning_text
     get_storage_used ./$REPO_NAME
-    bw1=$(grep -e "Receiving objects:" cloning_text| grep -o "[[:digit:].]* MiB " | tail -n1)
+    get_bandwidth cloning_text
     echo "memory usage in a --single-branch cloning : $mem"
-    echo "bandwidth usage : $bw1"
+    echo "bandwidth usage : $bw"
     run rm cloning_text
     run rm -rf $REPO_NAME
 }
@@ -65,9 +76,9 @@ test2(){
     echo "TEST 2 : case of --depth=1 --no-single-branch"
     git clone --progress --depth=1 --no-local --no-single-branch $1 2> cloning_text
     get_storage_used ./$REPO_NAME
-    bw2=$(grep -e "Receiving objects:" cloning_text| grep -o "[[:digit:].]* MiB " | tail -n1)
+    get_bandwidth cloning_text
     echo "memory usage in a --depth=1 --no-single-branch cloning : $mem"
-    echo "bandwidth usage : $bw2"
+    echo "bandwidth usage : $bw"
     run rm cloning_text
     run rm -rf $REPO_NAME
 }
@@ -77,9 +88,9 @@ test3(){
     echo "TEST 3 : case of --depth=1 with single-branch (default))"
     git clone --progress --single-branch --no-local --depth=1 $1 2> cloning_text
     get_storage_used ./$REPO_NAME
-    bw3=$(grep -e "Receiving objects:" cloning_text| grep -o "[[:digit:].]* MiB " | tail -n1)
+    get_bandwidth cloning_text
     echo "memory usage in a --depth=1 with single-branch cloning : $mem"
-    echo "bandwidth usage : $bw3"
+    echo "bandwidth usage : $bw"
     run rm cloning_text
     run rm -rf $REPO_NAME
 }
@@ -88,10 +99,12 @@ test4(){
     section TEST4
     run mkdir $REPO_NAME
     run echo "TEST 4 : case of sparse-checking only $FILES_TO_KEEP with depth=1"
+    #creating a git repo with sparse-checking settings
     run cd $REPO_NAME
     run git init -q
     run git config core.sparsecheckout true 
     run echo $FILES_TO_KEEP >> .git/info/sparse-checkout 
+    #pulling from the remote with sparse-checking enabled
     run git remote add -f origin ../$1 &> /dev/null
     run git pull origin main &> /dev/null
     get_storage_used .
@@ -123,9 +136,9 @@ test5(){
     get_storage_used .
     mem_after=$mem
     mem=$(($mem_after-$mem_before))
-    bw5=$(grep -e  "\->" merging_text| grep -o "[[:digit:].]* -> [[:digit:].]* [[:alpha:]]*")
+    get_bandwidth . fetching
     echo "memory usage: +$mem"
-    echo "bandwidth usage: $bw5"
+    echo "bandwidth usage: $bw"
     cd ../$REMOTE
     git reset --hard -q a99be63309fc4f4600210000583546d966d12d4f
     cd ../..
@@ -152,9 +165,9 @@ test6(){
     get_storage_used .
     mem_after=$mem
     mem=$(($mem_after-$mem_before))
-    bw6=$(grep -e  "\->" merging_text| grep -o "[[:digit:].]* -> [[:digit:].]* [[:alpha:]]*")
+    get_bandwidth . fetching
     echo "memory usage: $mem"
-    echo "bandwidth usage: $bw6"
+    echo "bandwidth usage: $bw"
     cd ../$REMOTE
     git reset --hard -q a99be63309fc4f4600210000583546d966d12d4f
     cd ../..
@@ -162,7 +175,7 @@ test6(){
 }
 
 test7(){
-        section TEST7
+    section TEST7
     run echo 'TEST 7 : case of classic fetching and merging, after addition then removal of a 1M file'
     run git clone $1 &> /dev/null
     cd $REPO_NAME