diff --git a/images/stat.svg b/images/stat.svg
index 2529d69..1a3a2d6 100644
--- a/images/stat.svg
+++ b/images/stat.svg
@@ -6,7 +6,7 @@
   <rdf:RDF xmlns:cc="http://creativecommons.org/ns#" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
    <cc:Work>
     <dc:type rdf:resource="http://purl.org/dc/dcmitype/StillImage"/>
-    <dc:date>2022-01-04T01:18:19.251150</dc:date>
+    <dc:date>2022-01-05T01:19:57.366398</dc:date>
     <dc:format>image/svg+xml</dc:format>
     <dc:creator>
      <cc:Agent>
@@ -32,7 +32,7 @@ z
    <g id="matplotlib.axis_1"/>
    <g id="matplotlib.axis_2"/>
    <g id="text_1">
-    <!-- From 27 December, 2021 to 03 January, 2022: 0 secs -->
+    <!-- From 28 December, 2021 to 04 January, 2022: 0 secs -->
     <g style="fill:#586069;" transform="translate(125.585625 16.318125)scale(0.12 -0.12)">
      <defs>
       <path d="M 628 4666 
@@ -141,16 +141,45 @@ Q 2828 2175 2409 1742
 Q 1991 1309 1228 531 
 z
 " id="DejaVuSans-32" transform="scale(0.015625)"/>
-      <path d="M 525 4666 
-L 3525 4666 
-L 3525 4397 
-L 1831 0 
-L 1172 0 
-L 2766 4134 
-L 525 4134 
-L 525 4666 
+      <path d="M 2034 2216 
+Q 1584 2216 1326 1975 
+Q 1069 1734 1069 1313 
+Q 1069 891 1326 650 
+Q 1584 409 2034 409 
+Q 2484 409 2743 651 
+Q 3003 894 3003 1313 
+Q 3003 1734 2745 1975 
+Q 2488 2216 2034 2216 
 z
-" id="DejaVuSans-37" transform="scale(0.015625)"/>
+M 1403 2484 
+Q 997 2584 770 2862 
+Q 544 3141 544 3541 
+Q 544 4100 942 4425 
+Q 1341 4750 2034 4750 
+Q 2731 4750 3128 4425 
+Q 3525 4100 3525 3541 
+Q 3525 3141 3298 2862 
+Q 3072 2584 2669 2484 
+Q 3125 2378 3379 2068 
+Q 3634 1759 3634 1313 
+Q 3634 634 3220 271 
+Q 2806 -91 2034 -91 
+Q 1263 -91 848 271 
+Q 434 634 434 1313 
+Q 434 1759 690 2068 
+Q 947 2378 1403 2484 
+z
+M 1172 3481 
+Q 1172 3119 1398 2916 
+Q 1625 2713 2034 2713 
+Q 2441 2713 2670 2916 
+Q 2900 3119 2900 3481 
+Q 2900 3844 2670 4047 
+Q 2441 4250 2034 4250 
+Q 1625 4250 1398 4047 
+Q 1172 3844 1172 3481 
+z
+" id="DejaVuSans-38" transform="scale(0.015625)"/>
       <path d="M 1259 4147 
 L 1259 519 
 L 2022 519 
@@ -307,38 +336,25 @@ L 594 4494
 L 1172 4494 
 z
 " id="DejaVuSans-74" transform="scale(0.015625)"/>
-      <path d="M 2597 2516 
-Q 3050 2419 3304 2112 
-Q 3559 1806 3559 1356 
-Q 3559 666 3084 287 
-Q 2609 -91 1734 -91 
-Q 1441 -91 1130 -33 
-Q 819 25 488 141 
-L 488 750 
-Q 750 597 1062 519 
-Q 1375 441 1716 441 
-Q 2309 441 2620 675 
-Q 2931 909 2931 1356 
-Q 2931 1769 2642 2001 
-Q 2353 2234 1838 2234 
-L 1294 2234 
-L 1294 2753 
-L 1863 2753 
-Q 2328 2753 2575 2939 
-Q 2822 3125 2822 3475 
-Q 2822 3834 2567 4026 
-Q 2313 4219 1838 4219 
-Q 1578 4219 1281 4162 
-Q 984 4106 628 3988 
-L 628 4550 
-Q 988 4650 1302 4700 
-Q 1616 4750 1894 4750 
-Q 2613 4750 3031 4423 
-Q 3450 4097 3450 3541 
-Q 3450 3153 3228 2886 
-Q 3006 2619 2597 2516 
+      <path d="M 2419 4116 
+L 825 1625 
+L 2419 1625 
+L 2419 4116 
 z
-" id="DejaVuSans-33" transform="scale(0.015625)"/>
+M 2253 4666 
+L 3047 4666 
+L 3047 1625 
+L 3713 1625 
+L 3713 1100 
+L 3047 1100 
+L 3047 0 
+L 2419 0 
+L 2419 1100 
+L 313 1100 
+L 313 1709 
+L 2253 4666 
+z
+" id="DejaVuSans-34" transform="scale(0.015625)"/>
       <path d="M 628 4666 
 L 1259 4666 
 L 1259 325 
@@ -494,7 +510,7 @@ z
      <use x="150.314453" xlink:href="#DejaVuSans-6d"/>
      <use x="247.726562" xlink:href="#DejaVuSans-20"/>
      <use x="279.513672" xlink:href="#DejaVuSans-32"/>
-     <use x="343.136719" xlink:href="#DejaVuSans-37"/>
+     <use x="343.136719" xlink:href="#DejaVuSans-38"/>
      <use x="406.759766" xlink:href="#DejaVuSans-20"/>
      <use x="438.546875" xlink:href="#DejaVuSans-44"/>
      <use x="515.548828" xlink:href="#DejaVuSans-65"/>
@@ -515,7 +531,7 @@ z
      <use x="1346.164062" xlink:href="#DejaVuSans-6f"/>
      <use x="1407.345703" xlink:href="#DejaVuSans-20"/>
      <use x="1439.132812" xlink:href="#DejaVuSans-30"/>
-     <use x="1502.755859" xlink:href="#DejaVuSans-33"/>
+     <use x="1502.755859" xlink:href="#DejaVuSans-34"/>
      <use x="1566.378906" xlink:href="#DejaVuSans-20"/>
      <use x="1598.166016" xlink:href="#DejaVuSans-4a"/>
      <use x="1627.658203" xlink:href="#DejaVuSans-61"/>